diff options
Diffstat (limited to 'examples/LDAP/smbldap-tools/smbldap_tools.pm')
| -rwxr-xr-x | examples/LDAP/smbldap-tools/smbldap_tools.pm | 771 |
1 files changed, 771 insertions, 0 deletions
diff --git a/examples/LDAP/smbldap-tools/smbldap_tools.pm b/examples/LDAP/smbldap-tools/smbldap_tools.pm new file mode 100755 index 00000000000..d33a65b7d17 --- /dev/null +++ b/examples/LDAP/smbldap-tools/smbldap_tools.pm @@ -0,0 +1,771 @@ +#! /usr/bin/perl -w +use strict; +package smbldap_tools; +use smbldap_conf; +use Net::LDAP; + +# This code was developped by IDEALX (http://IDEALX.org/) and +# contributors (their names can be found in the CONTRIBUTORS file). +# +# Copyright (C) 2001-2002 IDEALX +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License +# as published by the Free Software Foundation; either version 2 +# of the License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, +# USA. + + +# ugly funcs using global variables and spawning openldap clients + +use vars qw($VERSION @ISA @EXPORT @EXPORT_OK %EXPORT_TAGS); +use Exporter; +$VERSION = 1.00; + +@ISA = qw(Exporter); + +@EXPORT = qw( + get_user_dn + get_group_dn + is_group_member + is_samba_user + is_unix_user + is_user_valid + does_sid_exist + get_dn_from_line + add_posix_machine + add_samba_machine + add_samba_machine_mkntpwd + group_add_user + add_grouplist_user + disable_user + delete_user + group_add + group_del + get_homedir + read_user + read_user_entry + read_group + read_group_entry + read_group_entry_gid + find_groups_of + parse_group + group_remove_member + group_get_members + do_ldapadd + do_ldapmodify + get_user_dn2 + connect_ldap_master + connect_ldap_slave + group_type_by_name + ); + +sub connect_ldap_master + { + # bind to a directory with dn and password + my $ldap_master = Net::LDAP->new( + "$masterLDAP", + port => "$masterPort", + version => 3, + # debug => 0xffff, + ) + or die "erreur LDAP: Can't contact master ldap server ($@)"; + if ($ldapSSL == 1) { + $ldap_master->start_tls( + # verify => 'require', + # clientcert => 'mycert.pem', + # clientkey => 'mykey.pem', + # decryptkey => sub { 'secret'; }, + # capath => '/usr/local/cacerts/' + ); + } + $ldap_master->bind ( "$binddn", + password => "$masterPw" + ); + return($ldap_master); + } + +sub connect_ldap_slave + { + # bind to a directory with dn and password + my $ldap_slave = Net::LDAP->new( + "$slaveLDAP", + port => "$slavePort", + version => 3, + # debug => 0xffff, + ) + or die "erreur LDAP: Can't contact slave ldap server ($@)"; + if ($ldapSSL == 1) { + $ldap_slave->start_tls( + # verify => 'require', + # clientcert => 'mycert.pem', + # clientkey => 'mykey.pem', + # decryptkey => sub { 'secret'; }, + # capath => '/usr/local/cacerts/' + ); + } + $ldap_slave->bind ( "$binddn", + password => "$slavePw" + ); + return($ldap_slave); + } + +sub get_user_dn + { + my $user = shift; + my $dn=''; + my $ldap_slave=connect_ldap_slave(); + my $mesg = $ldap_slave->search ( base => $suffix, + scope => $scope, + filter => "(&(objectclass=posixAccount)(uid=$user))" + ); + $mesg->code && die $mesg->error; + foreach my $entry ($mesg->all_entries) { + $dn= $entry->dn; + } + $ldap_slave->unbind; + chomp($dn); + if ($dn eq '') { + return undef; + } + $dn="dn: ".$dn; + return $dn; + } + + +sub get_user_dn2 + { + my $user = shift; + my $dn=''; + my $ldap_slave=connect_ldap_slave(); + my $mesg = $ldap_slave->search ( base => $suffix, + scope => $scope, + filter => "(&(objectclass=posixAccount)(uid=$user))" + ); + $mesg->code && warn "failed to perform search; ", $mesg->error; + + foreach my $entry ($mesg->all_entries) { + $dn= $entry->dn; + } + $ldap_slave->unbind; + chomp($dn); + if ($dn eq '') { + return (1,undef); + } + $dn="dn: ".$dn; + return (1,$dn); + } + + +sub get_group_dn + { + my $group = shift; + my $dn=''; + my $ldap_slave=connect_ldap_slave(); + my $mesg = $ldap_slave->search ( base => $groupsdn, + scope => $scope, + filter => "(&(objectclass=posixGroup)(|(cn=$group)(gidNumber=$group)))" + ); + $mesg->code && die $mesg->error; + foreach my $entry ($mesg->all_entries) { + $dn= $entry->dn; + } + $ldap_slave->unbind; + chomp($dn); + if ($dn eq '') { + return undef; + } + $dn="dn: ".$dn; + return $dn; + } + +# return (success, dn) +# bool = is_samba_user($username) +sub is_samba_user + { + my $user = shift; + my $ldap_slave=connect_ldap_slave(); + my $mesg = $ldap_slave->search ( base => $suffix, + scope => $scope, + filter => "(&(objectClass=sambaSamAccount)(uid=$user))" + ); + $mesg->code && die $mesg->error; + $ldap_slave->unbind; + return ($mesg->count ne 0); + } + +sub is_unix_user + { + my $user = shift; + my $ldap_slave=connect_ldap_slave(); + my $mesg = $ldap_slave->search ( base => $suffix, + scope => $scope, + filter => "(&(objectClass=posixAccount)(uid=$user))" + ); + $mesg->code && die $mesg->error; + $ldap_slave->unbind; + return ($mesg->count ne 0); + } + +sub is_group_member + { + my $dn_group = shift; + my $user = shift; + my $ldap_slave=connect_ldap_slave(); + my $mesg = $ldap_slave->search ( base => $dn_group, + scope => 'base', + filter => "(&(memberUid=$user))" + ); + $mesg->code && die $mesg->error; + $ldap_slave->unbind; + return ($mesg->count ne 0); + } + +# all entries = does_sid_exist($sid,$scope) +sub does_sid_exist + { + my $sid = shift; + my $dn_group=shift; + my $ldap_slave=connect_ldap_slave(); + my $mesg = $ldap_slave->search ( base => $dn_group, + scope => $scope, + filter => "(sambaSID=$sid)" + #filter => "(&(objectClass=sambaSamAccount|objectClass=sambaGroupMapping)(sambaSID=$sid))" + ); + $mesg->code && die $mesg->error; + $ldap_slave->unbind; + return ($mesg); + } + +# try to bind with user dn and password to validate current password +sub is_user_valid + { + my ($user, $dn, $pass) = @_; + my $ldap = Net::LDAP->new($slaveLDAP) or die "erreur LDAP"; + my $mesg= $ldap->bind (dn => $dn, password => $pass ); + if ($mesg->code eq 0) { + $ldap->unbind; + return 1; + } else { + if ($ldap->bind()) { + $ldap->unbind; + return 0; + } else { + print ("The LDAP directory is not available.\n Check the server, cables ..."); + $ldap->unbind; + return 0; + } + die "Problem : contact your administrator"; + } + } + + +# dn = get_dn_from_line ($dn_line) +# helper to get "a=b,c=d" from "dn: a=b,c=d" +sub get_dn_from_line + { + my $dn = shift; + $dn =~ s/^dn: //; + return $dn; + } + + +# success = add_posix_machine($user, $uid, $gid) +sub add_posix_machine + { + my ($user, $uid, $gid) = @_; + # bind to a directory with dn and password + my $ldap_master=connect_ldap_master(); + my $add = $ldap_master->add ( "uid=$user,$computersdn", + attr => [ + 'objectclass' => ['top','inetOrgPerson', 'posixAccount'], + 'cn' => "$user", + 'sn' => "$user", + 'uid' => "$user", + 'uidNumber' => "$uid", + 'gidNumber' => "$gid", + 'homeDirectory' => '/dev/null', + 'loginShell' => '/bin/false', + 'description' => 'Computer', + ] + ); + + $add->code && warn "failed to add entry: ", $add->error ; + # take down the session + $ldap_master->unbind; + + } + + +# success = add_samba_machine($computername) +sub add_samba_machine + { + my $user = shift; + system "smbpasswd -a -m $user"; + return 1; + } + +sub add_samba_machine_mkntpwd + { + my ($user, $uid) = @_; + my $sambaSID = 2 * $uid + 1000; + my $name = $user; + $name =~ s/.$//s; + + if ($mk_ntpasswd eq '') { + print "Either set \$with_smbpasswd = 1 or specify \$mk_ntpasswd\n"; + return 0; + } + + my $ntpwd = `$mk_ntpasswd '$name'`; + chomp(my $lmpassword = substr($ntpwd, 0, index($ntpwd, ':'))); + chomp(my $ntpassword = substr($ntpwd, index($ntpwd, ':')+1)); + + my $ldap_master=connect_ldap_master(); + my $modify = $ldap_master->modify ( "uid=$user,$computersdn", + changes => [ + replace => [objectClass => ['inetOrgPerson', 'posixAccount', 'sambaSamAccount']], + add => [sambaPwdLastSet => '0'], + add => [sambaLogonTime => '0'], + add => [sambaLogoffTime => '2147483647'], + add => [sambaKickoffTime => '2147483647'], + add => [sambaPwdCanChange => '0'], + add => [sambaPwdMustChange => '0'], + add => [sambaAcctFlags => '[W ]'], + add => [sambaLMPassword => "$lmpassword"], + add => [sambaNTPassword => "$ntpassword"], + add => [sambaSID => "$SID-$sambaSID"], + add => [sambaPrimaryGroupSID => "$SID-0"] + ] + ); + + $modify->code && die "failed to add entry: ", $modify->error ; + + return 1; + # take down the session + $ldap_master->unbind; + + } + + +sub group_add_user + { + my ($group, $userid) = @_; + my $members=''; + my $dn_line = get_group_dn($group); + if (!defined(get_group_dn($group))) { + print "$0: group \"$group\" doesn't exist\n"; + exit (6); + } + if (!defined($dn_line)) { + return 1; + } + my $dn = get_dn_from_line("$dn_line"); + # on look if the user is already present in the group + my $is_member=is_group_member($dn,$userid); + if ($is_member == 1) { + print "User \"$userid\" already member of the group \"$group\".\n"; + } else { + # bind to a directory with dn and password + my $ldap_master=connect_ldap_master(); + # It does not matter if the user already exist, Net::LDAP will add the user + # if he does not exist, and ignore him if his already in the directory. + my $modify = $ldap_master->modify ( "$dn", + changes => [ + add => [memberUid => $userid] + ] + ); + $modify->code && die "failed to modify entry: ", $modify->error ; + # take down session + $ldap_master->unbind; + } + } + +sub group_del + { + my $group_dn=shift; + # bind to a directory with dn and password + my $ldap_master=connect_ldap_master(); + my $modify = $ldap_master->delete ($group_dn); + $modify->code && die "failed to delete group : ", $modify->error ; + # take down session + $ldap_master->unbind; + } + +sub add_grouplist_user + { + my ($grouplist, $user) = @_; + my @array = split(/,/, $grouplist); + foreach my $group (@array) { + group_add_user($group, $user); + } + } + +sub disable_user + { + my $user = shift; + my $dn_line; + my $dn = get_dn_from_line($dn_line); + + if (!defined($dn_line = get_user_dn($user))) { + print "$0: user $user doesn't exist\n"; + exit (10); + } + my $ldap_master=connect_ldap_master(); + my $modify = $ldap_master->modify ( "$dn", + changes => [ + replace => [userPassword => '{crypt}!x'] + ] + ); + $modify->code && die "failed to modify entry: ", $modify->error ; + + if (is_samba_user($user)) { + my $modify = $ldap_master->modify ( "$dn", + changes => [ + replace => [sambaAcctFlags => '[D ]'] + ] + ); + $modify->code && die "failed to modify entry: ", $modify->error ; + } + # take down session + $ldap_master->unbind; + } + +# delete_user($user) +sub delete_user + { + my $user = shift; + my $dn_line; + + if (!defined($dn_line = get_user_dn($user))) { + print "$0: user $user doesn't exist\n"; + exit (10); + } + + my $dn = get_dn_from_line($dn_line); + my $ldap_master=connect_ldap_master(); + my $modify = $ldap_master->delete($dn); + $ldap_master->unbind; + } + +# $gid = group_add($groupname, $group_gid, $force_using_existing_gid) +sub group_add + { + my ($gname, $gid, $force) = @_; + my $nscd_status = system "/etc/init.d/nscd status >/dev/null 2>&1"; + if ($nscd_status == 0) { + system "/etc/init.d/nscd stop > /dev/null 2>&1"; + } + if (!defined($gid)) { + while (defined(getgrgid($GID_START))) { + $GID_START++; + } + $gid = $GID_START; + } else { + if (!defined($force)) { + if (defined(getgrgid($gid))) { + return undef; + } + } + } + if ($nscd_status == 0) { + system "/etc/init.d/nscd start > /dev/null 2>&1"; + } + my $ldap_master=connect_ldap_master(); + my $modify = $ldap_master->add ( "cn=$gname,$groupsdn", + attrs => [ + objectClass => 'posixGroup', + cn => "$gname", + gidNumber => "$gid" + ] + ); + + $modify->code && die "failed to add entry: ", $modify->error ; + # take down session + $ldap_master->unbind; + return $gid; + } + +# $homedir = get_homedir ($user) +sub get_homedir + { + my $user = shift; + my $homeDir=''; + my $ldap_slave=connect_ldap_slave(); + my $mesg = $ldap_slave->search ( + base =>$suffix, + scope => $scope, + filter => "(&(objectclass=posixAccount)(uid=$user))" + ); + $mesg->code && die $mesg->error; + foreach my $entry ($mesg->all_entries) { + foreach my $attr ($entry->attributes) { + if ($attr=~/\bhomeDirectory\b/) { + foreach my $ent ($entry->get_value($attr)) { + $homeDir.= $attr.": ".$ent."\n"; + } + } + } + } + $ldap_slave->unbind; + chomp $homeDir; + if ($homeDir eq '') { + return undef; + } + $homeDir =~ s/^homeDirectory: //; + return $homeDir; + } + +# search for an user +sub read_user + { + my $user = shift; + my $lines =''; + my $ldap_slave=connect_ldap_slave(); + my $mesg = $ldap_slave->search ( # perform a search + base => $suffix, + scope => $scope, + filter => "(&(objectclass=posixAccount)(uid=$user))" + ); + + $mesg->code && die $mesg->error; + foreach my $entry ($mesg->all_entries) { + $lines.= "dn: " . $entry->dn."\n"; + foreach my $attr ($entry->attributes) { + { + $lines.= $attr.": ".join(',', $entry->get_value($attr))."\n"; + } + } + } + # take down session + $ldap_slave->unbind; + chomp $lines; + if ($lines eq '') { + return undef; + } + return $lines; + } + +# search for a user +# return the attributes in an array +sub read_user_entry + { + my $user = shift; + my $ldap_slave=connect_ldap_slave(); + my $mesg = $ldap_slave->search ( # perform a search + base => $suffix, + scope => $scope, + filter => "(&(objectclass=posixAccount)(uid=$user))" + ); + + $mesg->code && die $mesg->error; + my $entry = $mesg->entry(); + $ldap_slave->unbind; + return $entry; + } + +# search for a group +sub read_group + { + my $user = shift; + my $lines =''; + my $ldap_slave=connect_ldap_slave(); + my $mesg = $ldap_slave->search ( # perform a search + base => $groupsdn, + scope => $scope, + filter => "(&(objectclass=posixGroup)(cn=$user))" + ); + + $mesg->code && die $mesg->error; + foreach my $entry ($mesg->all_entries) { + $lines.= "dn: " . $entry->dn."\n"; + foreach my $attr ($entry->attributes) { + { + $lines.= $attr.": ".join(',', $entry->get_value($attr))."\n"; + } + } + } + # take down session + $ldap_slave->unbind; + chomp $lines; + if ($lines eq '') { + return undef; + } + return $lines; + } + +# find groups of a given user +##### MODIFIE ######## +sub find_groups_of + { + my $user = shift; + my $lines =''; + my $ldap_slave=connect_ldap_slave; + my $mesg = $ldap_slave->search ( # perform a search + base => $groupsdn, + scope => $scope, + filter => "(&(objectclass=posixGroup)(memberuid=$user))" + ); + $mesg->code && die $mesg->error; + foreach my $entry ($mesg->all_entries) { + $lines.= "dn: ".$entry->dn."\n"; + } + $ldap_slave->unbind; + chomp($lines); + if ($lines eq '') { + return undef; + } + return $lines; + } + +sub read_group_entry { + my $group = shift; + my $entry; + my %res; + my $ldap_slave=connect_ldap_slave(); + my $mesg = $ldap_slave->search ( # perform a search + base => $groupsdn, + scope => $scope, + filter => "(&(objectclass=posixGroup)(cn=$group))" + ); + + $mesg->code && die $mesg->error; + my $nb=$mesg->count; + if ($nb > 1) { + print "Error: $nb groups exist \"cn=$group\"\n"; + foreach $entry ($mesg->all_entries) { my $dn=$entry->dn; print " $dn\n"; } + exit 11; + } else { + $entry = $mesg->shift_entry(); + } + return $entry; +} + +sub read_group_entry_gid { + my $group = shift; + my %res; + my $ldap_slave=connect_ldap_slave(); + my $mesg = $ldap_slave->search ( # perform a search + base => $groupsdn, + scope => $scope, + filter => "(&(objectclass=posixGroup)(gidNumber=$group))" + ); + + $mesg->code && die $mesg->error; + my $entry = $mesg->shift_entry(); + return $entry; +} + +# return the gidnumber for a group given as name or gid +# -1 : bad group name +# -2 : bad gidnumber +sub parse_group + { + my $userGidNumber = shift; + if ($userGidNumber =~ /[^\d]/ ) { + my $gname = $userGidNumber; + my $gidnum = getgrnam($gname); + if ($gidnum !~ /\d+/) { + return -1; + } else { + $userGidNumber = $gidnum; + } + } elsif (!defined(getgrgid($userGidNumber))) { + return -2; + } + return $userGidNumber; + } + +# remove $user from $group +sub group_remove_member + { + my ($group, $user) = @_; + my $members=''; + my $grp_line = get_group_dn($group); + if (!defined($grp_line)) { + return 0; + } + my $dn = get_dn_from_line($grp_line); + # we test if the user exist in the group + my $is_member=is_group_member($dn,$user); + if ($is_member == 1) { + my $ldap_master=connect_ldap_master(); + # delete only the user from the group + my $modify = $ldap_master->modify ( "$dn", + changes => [ + delete => [memberUid => ["$user"]] + ] + ); + $modify->code && die "failed to delete entry: ", $modify->error ; + $ldap_master->unbind; + } + return 1; + } + +sub group_get_members + { + my ($group) = @_; + my $members; + my @resultat; + my $grp_line = get_group_dn($group); + if (!defined($grp_line)) { + return 0; + } + + my $ldap = Net::LDAP->new($slaveLDAP) or die "erreur LDAP"; + $ldap->bind ; + my $mesg = $ldap->search ( + base => $groupsdn, + scope => $scope, + filter => "(&(objectclass=posixgroup)(cn=$group))" + ); + $mesg->code && die $mesg->error; + foreach my $entry ($mesg->all_entries) { + foreach my $attr ($entry->attributes) { + if ($attr=~/\bmemberUid\b/) { + foreach my $ent ($entry->get_value($attr)) { + push (@resultat,$ent); + } + } + } + } + return @resultat; + } + +sub do_ldapmodify + { + my $ldif = shift; + my $FILE = "|$ldapmodify -r >/dev/null"; + open (FILE, $FILE) || die "$!\n"; + print FILE <<EOF; +$ldif +EOF + ; + close FILE; + my $rc = $?; + return $rc; + } + +sub group_type_by_name { + my $type_name = shift; + my %groupmap = ( + 'domain' => 2, + 'local' => 4, + 'builtin' => 5 + ); + return $groupmap{$type_name}; +} + + + +1; + |